diff --git a/en/device_api/vibrator/vibrator_if.h b/en/device_api/vibrator/vibrator_if.h
index 16f1b5502f611842a5f36eca6b7f0171644a4a37..543acb68734e264404248a53795877504edab0be 100644
--- a/en/device_api/vibrator/vibrator_if.h
+++ b/en/device_api/vibrator/vibrator_if.h
@@ -17,10 +17,10 @@
  * @addtogroup Vibrator
  * @{
  *
- * @brief Provides a driver for upper-layer vibrator services.
+ * @brief Provides APIs for vibrator services to access the vibrator driver.
  *
  * After obtaining a driver object or agent, a vibrator service starts or stops the vibrator
- * using the functions provided by the driver object or agent.
+ * using the APIs provided by the driver object or agent.
  *
  * @since 2.2
  */
@@ -28,8 +28,7 @@
 /**
  * @file vibrator_if.h
  *
- * @brief Declares common APIs in the vibrator module. The APIs can be used to control
- * the vibrator to perform a one-shot or periodic vibration.
+ * @brief Defines the vibrator data structure, including the vibration mode and effect type.
  *
  * @since 2.2
  * @version 1.0
@@ -51,8 +50,8 @@ struct VibratorInterface {
     /**
      * @brief Controls the vibrator to perform a one-shot vibration that lasts for a given duration.
      *
-     * One-shot vibration is mutually exclusive with periodic vibration. Before using one-shot vibration,
-     * exit periodic vibration.
+     * One-shot vibrations are mutually exclusive with periodic vibrations. Before using the one-shot vibration,
+     * exit the periodic vibration.
      *
      * @param duration Indicates the duration that the one-shot vibration lasts, in milliseconds.
      *
@@ -67,11 +66,10 @@ struct VibratorInterface {
     /**
      * @brief Controls the vibrator to perform a periodic vibration with the preset effect.
      *
-     * One-shot vibration is mutually exclusive with periodic vibration. Before using periodic vibration,
-     * exit one-shot vibration.
+     * One-shot vibrations are mutually exclusive with periodic vibrations. Before using the periodic vibration,
+     * exit the one-shot vibration.
      *
-     * @param effectType Indicates the pointer to the preset effect type. It is recommended that the
-     * maximum length be 64 bytes.
+     * @param effectType Indicates the pointer to the preset effect type.
      *
      * @return Returns <b>0</b> if the operation is successful.
      * @return Returns a negative value if the operation fails.
diff --git a/en/device_api/vibrator/vibrator_type.h b/en/device_api/vibrator/vibrator_type.h
index d541228f8e452341e7150a035e836c0d838739d3..d06040e6ca6dfdde497384bb25670091eadbf4dd 100644
--- a/en/device_api/vibrator/vibrator_type.h
+++ b/en/device_api/vibrator/vibrator_type.h
@@ -17,10 +17,10 @@
  * @addtogroup Vibrator
  * @{
  *
- * @brief Provides unified APIs for vibrator services to access the vibrator driver.
+ * @brief Provides APIs for vibrator services to access the vibrator driver.
  *
  * After obtaining a driver object or agent, a vibrator service starts or stops the vibrator
- * using the functions provided by the driver object or agent.
+ * using the APIs provided by the driver object or agent.
  *
  * @version 1.0
  */
@@ -51,11 +51,11 @@ extern "C" {
  * @since 2.2
  */
 enum VibratorMode {
-    /** Indicates the one-shot vibration with the given duration. */
+    /** A one-shot vibration with the given duration */
     VIBRATOR_MODE_ONCE   = 0,
-    /** Indicates the periodic vibration with the preset effect. */
+    /** A periodic vibration with the preset effect */
     VIBRATOR_MODE_PRESET = 1,
-    /** Indicates invalid the effect mode. */
+    /** Effect mode */
     VIBRATOR_MODE_BUTT
 };